MagickCore 6.9.11-60
Convert, Edit, Or Compose Bitmap Images
draw-private.h
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1/*
2 Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
3 dedicated to making software imaging solutions freely available.
4
5 You may not use this file except in compliance with the License. You may
6 obtain a copy of the License at
7
8 https://imagemagick.org/script/license.php
9
10 Unless required by applicable law or agreed to in writing, software
11 distributed under the License is distributed on an "AS IS" BASIS,
12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 See the License for the specific language governing permissions and
14 limitations under the License.
15
16 MagickCore private image drawing methods.
17*/
18#ifndef MAGICKCORE_DRAW_PRIVATE_H
19#define MAGICKCORE_DRAW_PRIVATE_H
20
21#include "magick/cache.h"
22#include "magick/image.h"
23#include "magick/memory_.h"
24
25#if defined(__cplusplus) || defined(c_plusplus)
26extern "C" {
27#endif
28
29static inline MagickBooleanType GetFillColor(const DrawInfo *draw_info,
30 const ssize_t x,const ssize_t y,PixelPacket *fill)
31{
32 Image
33 *pattern;
34
36 status;
37
38 pattern=draw_info->fill_pattern;
39 if (pattern == (Image *) NULL)
40 {
41 *fill=draw_info->fill;
42 return(MagickTrue);
43 }
45 x+pattern->tile_offset.x,y+pattern->tile_offset.y,fill,&pattern->exception);
46 if (pattern->matte == MagickFalse)
48 if (fabs(draw_info->fill_opacity-TransparentOpacity) >= MagickEpsilon)
51 return(status);
52}
53
54static inline MagickBooleanType GetStrokeColor(const DrawInfo *draw_info,
55 const ssize_t x,const ssize_t y,PixelPacket *stroke)
56{
57 Image
58 *pattern;
59
61 status;
62
63 pattern=draw_info->stroke_pattern;
64 if (pattern == (Image *) NULL)
65 {
66 *stroke=draw_info->stroke;
67 return(MagickTrue);
68 }
70 x+pattern->tile_offset.x,y+pattern->tile_offset.y,stroke,
71 &pattern->exception);
72 if (pattern->matte == MagickFalse)
73 stroke->opacity=OpaqueOpacity;
74 if (fabs(draw_info->stroke_opacity-TransparentOpacity) >= MagickEpsilon)
75 stroke->opacity=(Quantum) (QuantumRange-(QuantumRange-stroke->opacity)*
77 return(status);
78}
79
80#if defined(__cplusplus) || defined(c_plusplus)
81}
82#endif
83
84#endif
@ TileVirtualPixelMethod
Definition cache-view.h:36
MagickExport MagickBooleanType GetOneVirtualMethodPixel(const Image *image, const VirtualPixelMethod virtual_pixel_method, const ssize_t x, const ssize_t y, PixelPacket *pixel, ExceptionInfo *exception)
Definition cache.c:2201
static MagickBooleanType GetFillColor(const DrawInfo *draw_info, const ssize_t x, const ssize_t y, PixelPacket *fill)
Definition draw-private.h:29
static MagickBooleanType GetStrokeColor(const DrawInfo *draw_info, const ssize_t x, const ssize_t y, PixelPacket *stroke)
Definition draw-private.h:54
#define OpaqueOpacity
Definition image.h:27
#define TransparentOpacity
Definition image.h:28
#define QuantumRange
Definition magick-type.h:90
unsigned short Quantum
Definition magick-type.h:89
#define MagickEpsilon
Definition magick-type.h:119
MagickBooleanType
Definition magick-type.h:203
@ MagickFalse
Definition magick-type.h:204
@ MagickTrue
Definition magick-type.h:205
#define QuantumScale
Definition magick-type.h:124
Definition draw.h:211
Image * fill_pattern
Definition draw.h:236
PixelPacket stroke
Definition draw.h:227
double stroke_opacity
Definition draw.h:341
PixelPacket fill
Definition draw.h:226
Image * stroke_pattern
Definition draw.h:238
double fill_opacity
Definition draw.h:340
Definition image.h:153
ExceptionInfo exception
Definition image.h:287
RectangleInfo tile_offset
Definition image.h:327
MagickBooleanType matte
Definition image.h:171
Definition pixel.h:132
Quantum opacity
Definition pixel.h:146
ssize_t x
Definition geometry.h:130
ssize_t y
Definition geometry.h:131